working on making everything work

client/lib/Colors/CustomColorPicker.dart

@@ -23,7 +23,9 @@ class CustomColorPicker extends StatefulWidget{
 
 class CustomColorPickerState extends State<CustomColorPicker>{
   late Color pickerColor;
+  @override
   void initState(){
+    super.initState();
     setState(() {
       pickerColor=widget.pickerColor;
     });

client/lib/HomeScreen.dart

@@ -1,5 +1,7 @@
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart'; // for going in fullscreen mode
+import 'package:flutter/scheduler.dart';  // to add scheduler for touch collision detection
+
 
 import 'package:shared_preferences/shared_preferences.dart';
 
@@ -9,6 +11,7 @@ import 'package:web_socket_channel/status.dart' as status;
 import 'package:flutter_colorpicker/flutter_colorpicker.dart';
 
 import "dart:convert";
+import "dart:async";
 
 void enterFullScreen(){
   SystemChrome.setEnabledSystemUIMode(SystemUiMode.immersive,overlays: []);
@@ -32,12 +35,19 @@ class HomeScreenState extends State<HomeScreen>{
   late double width,height;
   late SharedPreferences prefs;
   double containerHeight = 0,containerWidth=0;
+
+  late Timer sendTouchScheduler;
+
+  double touchsize=40;
   double touchX = 0,touchY=0;
-  bool touchIsVisible=false;
+  bool isTouching=false;
+
   late List<String> roomidList,roomnameList;
   String currRoomId="",currRoomName="";
   String username="";
-  String profileColor="";
+  String userid="";
+  String profileColor="ff000000";
+  List<Map> othersTouchPoints=[];
   final double outsidepadding=15;
 
   @override
@@ -52,6 +62,24 @@ class HomeScreenState extends State<HomeScreen>{
     getPreferences();
     // setPreferences();
     connectWebsocket();
+
+    Object data={
+        "user": {
+        "username": "anne",
+        "id": "string",
+        },
+    "position": {
+        "x": 500,
+        "y": 500,
+      },
+    "color": "ff2244bb", // Hex value.
+    "intensity": 1, // Vibration intensity.
+      };
+
+    othersTouchPoints=[
+      jsonDecode(jsonEncode(data)),
+    ];
+
   }
 
   @override
@@ -101,12 +129,12 @@ class HomeScreenState extends State<HomeScreen>{
     channel.sink.add(json.encode(data));
 
 
-    // // set username
-    // data = {
-    //   "route": "set_username",
-    //   "username": "anuj",
-    // };
-    // channel.sink.add(json.encode(data));
+    // set username
+    data = {
+      "route": "set_username",
+      "username": prefs.getString("username"),
+    };
+    channel.sink.add(json.encode(data));
 
     
     
@@ -154,6 +182,18 @@ class HomeScreenState extends State<HomeScreen>{
         print(map);
         enterRoom(map);
       }
+      else if(type=="send_vibration_response"){ // handles when we send_touch without being in a room
+        print(map);
+        ScaffoldMessenger.of(context).hideCurrentSnackBar();
+        ScaffoldMessenger.of(context).showSnackBar(
+          SnackBar(
+            content:Text(map['status'])
+          )
+        );
+      }
+      else if(type=="receive_touch"){
+        print(map);
+      }
 
     });
     
@@ -324,25 +364,147 @@ class HomeScreenState extends State<HomeScreen>{
     );
   }
 
+
+  // runs every 1 second
+  void startSendTouch(){
+    sendTouchScheduler=Timer.periodic(
+      Duration(seconds: 1), (timer) async {
+        // send touch to server
+        Map data;
+
+        try{
+          await channel.ready;
+        }
+        catch(e){
+          print("Can't connect to the web socket server");
+          return;
+        }
+        data={
+          "route": "send_touch",
+          "id": 1, // Used to indentify vibrations for updating or disabling them
+          "type": "enabled",  // Whether the vibration is active or not.
+          "position": {
+            // "x":20,
+            // "y":20,
+            "x": touchX/width,  // send ratio x e.g. : x:700, width:800,  then send 0.9
+            "y": touchY/height, // send ratio y e.g. : y:400, height:800 then send 0.5
+          },
+          "color": profileColor, // Hex value. Default: random
+          // "intensity"?: 1 // Vibration intensity. Default: 1
+        };
+
+        channel.sink.add(jsonEncode(data));
+
+
+      }
+    );
+  }
+
+  void stopSendTouch(){
+    sendTouchScheduler.cancel();
+    // send one last touch to tell touch is ended
+
+  }
+
+  Widget buildTouchPoint({
+    required bool visible,
+    required double x,
+    required double y,
+    required double size,
+    required Color color
+    }){
+    
+    color=color.withOpacity(0.5);
+    return Visibility(
+      visible:visible,
+      child: Positioned(
+        left:x-size/2,
+        top:y-size/2,
+        child: Container(
+          width:size,
+          height:size,
+          decoration: BoxDecoration(
+            color:color,
+            borderRadius: BorderRadius.circular(50),
+            boxShadow: [
+              BoxShadow(
+                color:color,
+                blurRadius: 10,
+                spreadRadius: 5,
+              ),
+          ]),
+        ),
+      ),
+    );
+  }
+
+  void detectTouchCollision({
+    required double x,
+    required double y,
+  }){
+    // detect our touch point collision with any othersTouchPoints
+    // print(othersTouchPoints);
+    // print("listening");
+    for(Map map in othersTouchPoints){
+    
+      // print("inside");
+      double dx = (map["position"]["x"]-x).abs();
+      double dy = (map["position"]["y"]-y).abs();
+      // print("x:"+x.toString()+"\ty:"+y.toString());
+      // print("dx:"+dx.toString()+"\tdy:"+dy.toString());
+      if (dx<=touchsize && dy<=touchsize){
+        print("Touch Collision.");
+      }
+      // else{
+      //   print("No Touch Collision.");
+      // }
+    }
+  }
+
   void detectTouchStart(DragStartDetails details){
     // we have to stop see touch out of touch area
-    print(details.localPosition);
+    // print(details.localPosition);
+
+    // detect Collision
+    detectTouchCollision(
+      x:details.globalPosition.dx,
+      y:details.globalPosition.dy,
+    );
+    
     setState(() {
       touchX = details.globalPosition.dx;
       touchY = details.globalPosition.dy;
-      touchIsVisible=true; // show it
+      isTouching=true; // show it
+    });
+    
+    // start send Touch Scheduler
+    SchedulerBinding.instance.addPostFrameCallback((_) { 
+      startSendTouch();
     });
+    
   }
   void detectTouchUpdate(DragUpdateDetails details){
     // we have to stop see touch out of touch area
-    
-    print(details.localPosition);
+
+
+    // detect Collision
+    detectTouchCollision(
+      x:details.globalPosition.dx,
+      y:details.globalPosition.dy,
+    );
+
+    // print(details.localPosition);
     setState(() {
       touchX = details.globalPosition.dx;
       touchY = details.globalPosition.dy;
     });
     // print(profileColor);
     // print(details.globalPosition);
+    
+    // // detect Collision
+    // SchedulerBinding.instance.addPostFrameCallback((_) {
+    //   detectTouchCollision();
+    // });
   }
 
   void detectTouchEnd(DragEndDetails details){
@@ -350,7 +512,12 @@ class HomeScreenState extends State<HomeScreen>{
     setState(() {
       touchX = 0;
       touchY = 0;
-      touchIsVisible=false; // hide it
+      isTouching=false; // hide it
+    });
+
+    // stop send Touch Scheduler and send stop touch message
+    SchedulerBinding.instance.addPostFrameCallback((_) { 
+      stopSendTouch();
     });
     
   }
@@ -460,20 +627,29 @@ class HomeScreenState extends State<HomeScreen>{
             ),
           ),
 
-          // touch point
-          Visibility(
-            visible:touchIsVisible,
-            child: Positioned(
-              left:touchX,
-              top:touchY,
-              child: Container(
-                width:50,
-                height:50,
-                color:colorFromHex(profileColor),
-              ),
-            ),
+
+          // render received touch points
+          ...othersTouchPoints.map((map){
+              return buildTouchPoint(
+            visible:true,
+            x:map['position']['x'],
+            y:map['position']['y'],
+            size:touchsize,
+            color:colorFromHex(map['color'])!,     
+          );
+          }).toList(),
+           
+
+          // our touch point
+          buildTouchPoint(
+            visible:isTouching,
+            x:touchX,
+            y:touchY,
+            size:touchsize,
+            color:colorFromHex(profileColor)!,     
+            // color:Colors.red,     
           ),
-        
+
       ]),
 
     );

server/.prettierrc

@@ -1,5 +1,6 @@
 {
   "trailingComma": "es5",
   "tabWidth": 4,
-  "singleQuote": false
+  "singleQuote": false,
+  "semi": true
 }

server/package-lock.json

@@ -11,12 +11,17 @@
       "dependencies": {
         "@types/ws": "^8.5.9",
         "express": "^4.18.2",
+        "pino": "^8.16.2",
         "ws": "^8.14.2",
         "zod": "^3.22.4"
       },
       "devDependencies": {
+        "@types/chai": "^4.3.10",
         "@types/express": "^4.17.21",
+        "@types/mocha": "^10.0.4",
         "@types/node": "^20.9.1",
+        "chai": "^4.3.10",
+        "mocha": "^10.2.0",
         "nodemon": "^3.0.1",
         "prettier": "^3.1.0",
         "ts-node": "^10.9.1",
@@ -94,6 +99,12 @@
         "@types/node": "*"
       }
     },
+    "node_modules/@types/chai": {
+      "version": "4.3.10",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-4.3.10.tgz",
+      "integrity": "sha512-of+ICnbqjmFCiixUnqRulbylyXQrPqIGf/B3Jax1wIF3DvSheysQxAWvqHhZiW3IQrycvokcLcFQlveGp+vyNg==",
+      "dev": true
+    },
     "node_modules/@types/connect": {
       "version": "3.4.38",
       "resolved": "https://registry.npmjs.org/@types/connect/-/connect-3.4.38.tgz",
@@ -139,6 +150,12 @@
       "integrity": "sha512-/pyBZWSLD2n0dcHE3hq8s8ZvcETHtEuF+3E7XVt0Ig2nvsVQXdghHVcEkIWjy9A0wKfTn97a/PSDYohKIlnP/w==",
       "dev": true
     },
+    "node_modules/@types/mocha": {
+      "version": "10.0.4",
+      "resolved": "https://registry.npmjs.org/@types/mocha/-/mocha-10.0.4.tgz",
+      "integrity": "sha512-xKU7bUjiFTIttpWaIZ9qvgg+22O1nmbA+HRxdlR+u6TWsGfmFdXrheJoK4fFxrHNVIOBDvDNKZG+LYBpMHpX3w==",
+      "dev": true
+    },
     "node_modules/@types/node": {
       "version": "20.9.1",
       "resolved": "https://registry.npmjs.org/@types/node/-/node-20.9.1.tgz",
@@ -194,6 +211,17 @@
       "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
       "dev": true
     },
+    "node_modules/abort-controller": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/abort-controller/-/abort-controller-3.0.0.tgz",
+      "integrity": "sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==",
+      "dependencies": {
+        "event-target-shim": "^5.0.0"
+      },
+      "engines": {
+        "node": ">=6.5"
+      }
+    },
     "node_modules/accepts": {
       "version": "1.3.8",
       "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.8.tgz",
@@ -227,6 +255,39 @@
         "node": ">=0.4.0"
       }
     },
+    "node_modules/ansi-colors": {
+      "version": "4.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-colors/-/ansi-colors-4.1.1.tgz",
+      "integrity": "sha512-JoX0apGbHaUJBNl6yF+p6JAFYZ666/hhCGKN5t9QFjbJQKUU/g8MNbFDbvfrgKXvI1QpZplPOnwIo99lX/AAmA==",
+      "dev": true,
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/ansi-regex": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
+      "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
+      "dependencies": {
+        "color-convert": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
+      }
+    },
     "node_modules/anymatch": {
       "version": "3.1.3",
       "resolved": "https://registry.npmjs.org/anymatch/-/anymatch-3.1.3.tgz",
@@ -246,17 +307,59 @@
       "integrity": "sha512-58S9QDqG0Xx27YwPSt9fJxivjYl432YCwfDMfZ+71RAqUrZef7LrKQZ3LHLOwCS4FLNBplP533Zx895SeOCHvA==",
       "dev": true
     },
+    "node_modules/argparse": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
+      "integrity": "sha512-8+9WqebbFzpX9OR+Wa6O29asIogeRMzcGtAINdpMHHyAg10f05aSFVBbcEqGf/PXw1EjAZ+q2/bEBg3DvurK3Q==",
+      "dev": true
+    },
     "node_modules/array-flatten": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/array-flatten/-/array-flatten-1.1.1.tgz",
       "integrity": "sha512-PCVAQswWemu6UdxsDFFX/+gVeYqKAod3D3UVm91jHwynguOwAvYPhx8nNlM++NqRcK6CxxpUafjmhIdKiHibqg=="
     },
+    "node_modules/assertion-error": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-1.1.0.tgz",
+      "integrity": "sha512-jgsaNduz+ndvGyFt3uSuWqvy4lCnIJiovtouQN5JZHOKCS2QuhEdbcQHFhVksz2N2U9hXJo8odG7ETyWlEeuDw==",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/atomic-sleep": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/atomic-sleep/-/atomic-sleep-1.0.0.tgz",
+      "integrity": "sha512-kNOjDqAh7px0XWNI+4QbzoiR/nTkHAWNud2uvnJquD1/x5a7EQZMJT0AczqK0Qn67oY/TTQ1LbUKajZpp3I9tQ==",
+      "engines": {
+        "node": ">=8.0.0"
+      }
+    },
     "node_modules/balanced-match": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
       "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
       "dev": true
     },
+    "node_modules/base64-js": {
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/base64-js/-/base64-js-1.5.1.tgz",
+      "integrity": "sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/feross"
+        },
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
+        {
+          "type": "consulting",
+          "url": "https://feross.org/support"
+        }
+      ]
+    },
     "node_modules/binary-extensions": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/binary-extensions/-/binary-extensions-2.2.0.tgz",
@@ -324,6 +427,35 @@
         "node": ">=8"
       }
     },
+    "node_modules/browser-stdout": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
+      "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
+      "dev": true
+    },
+    "node_modules/buffer": {
+      "version": "6.0.3",
+      "resolved": "https://registry.npmjs.org/buffer/-/buffer-6.0.3.tgz",
+      "integrity": "sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==",
+      "funding": [
+        {
+          "type": "github",
+          "url": "https://github.com/sponsors/feross"
+        },
+        {
+          "type": "patreon",
+          "url": "https://www.patreon.com/feross"
+        },
+        {
+          "type": "consulting",
+          "url": "https://feross.org/support"
+        }
+      ],
+      "dependencies": {
+        "base64-js": "^1.3.1",
+        "ieee754": "^1.2.1"
+      }
+    },
     "node_modules/bytes": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.2.tgz",
@@ -345,6 +477,85 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/camelcase": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.3.0.tgz",
+      "integrity": "sha512-Gmy6FhYlCY7uOElZUSbxo2UCDH8owEk996gkbrpsgGtrJLM3J7jGxl9Ic7Qwwj4ivOE5AWZWRMecDdF7hqGjFA==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/chai": {
+      "version": "4.3.10",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-4.3.10.tgz",
+      "integrity": "sha512-0UXG04VuVbruMUYbJ6JctvH0YnC/4q3/AkT18q4NaITo91CUm0liMS9VqzT9vZhVQ/1eqPanMWjBM+Juhfb/9g==",
+      "dev": true,
+      "dependencies": {
+        "assertion-error": "^1.1.0",
+        "check-error": "^1.0.3",
+        "deep-eql": "^4.1.3",
+        "get-func-name": "^2.0.2",
+        "loupe": "^2.3.6",
+        "pathval": "^1.1.1",
+        "type-detect": "^4.0.8"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/chalk": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
+      "integrity": "sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==",
+      "dev": true,
+      "dependencies": {
+        "ansi-styles": "^4.1.0",
+        "supports-color": "^7.1.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/chalk?sponsor=1"
+      }
+    },
+    "node_modules/chalk/node_modules/has-flag": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
+      "integrity": "sha512-EykJT/Q1KjTWctppgIAgfSO0tKVuZUjhgMr17kqTumMl6Afv3EISleU7qZUzoXDFTAHTDC4NOoG/ZxU3EvlMPQ==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/chalk/node_modules/supports-color": {
+      "version": "7.2.0",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
+      "integrity": "sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==",
+      "dev": true,
+      "dependencies": {
+        "has-flag": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/check-error": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/check-error/-/check-error-1.0.3.tgz",
+      "integrity": "sha512-iKEoDYaRmd1mxM90a2OEfWhjsjPpYPuQ+lMYsoxB126+t8fw7ySEO48nmDg5COTjxDI65/Y2OWpeEHk3ZOe8zg==",
+      "dev": true,
+      "dependencies": {
+        "get-func-name": "^2.0.2"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
     "node_modules/chokidar": {
       "version": "3.5.3",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.5.3.tgz",
@@ -372,6 +583,35 @@
         "fsevents": "~2.3.2"
       }
     },
+    "node_modules/cliui": {
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+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
+      "integrity": "sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==",
+      "dev": true,
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/supports-color": {
       "version": "5.5.0",
       "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-5.5.0.tgz",
@@ -1225,6 +2105,14 @@
         "node": ">=4"
       }
     },
+    "node_modules/thread-stream": {
+      "version": "2.4.1",
+      "resolved": "https://registry.npmjs.org/thread-stream/-/thread-stream-2.4.1.tgz",
+      "integrity": "sha512-d/Ex2iWd1whipbT681JmTINKw0ZwOUBZm7+Gjs64DHuX34mmw8vJL2bFAaNacaW72zYiTJxSHi5abUuOi5nsfg==",
+      "dependencies": {
+        "real-require": "^0.2.0"
+      }
+    },
     "node_modules/to-regex-range": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
@@ -1300,6 +2188,15 @@
         }
       }
     },
+    "node_modules/type-detect": {
+      "version": "4.0.8",
+      "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-4.0.8.tgz",
+      "integrity": "sha512-0fr/mIH1dlO+x7TlcMy+bIDqKPsw/70tVyeHW787goQjhmqaZe10uwLujubK9q9Lg6Fiho1KUKDYz0Z7k7g5/g==",
+      "dev": true,
+      "engines": {
+        "node": ">=4"
+      }
+    },
     "node_modules/type-is": {
       "version": "1.6.18",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
@@ -1366,6 +2263,35 @@
         "node": ">= 0.8"
       }
     },
+    "node_modules/workerpool": {
+      "version": "6.2.1",
+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-6.2.1.tgz",
+      "integrity": "sha512-ILEIE97kDZvF9Wb9f6h5aXK4swSlKGUcOEGiIYb2OOu/IrDU9iwj0fD//SsA6E5ibwJxpEvhullJY4Sl4GcpAw==",
+      "dev": true
+    },
+    "node_modules/wrap-ansi": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "dev": true,
+      "dependencies": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
+      }
+    },
+    "node_modules/wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "dev": true
+    },
     "node_modules/ws": {
       "version": "8.14.2",
       "resolved": "https://registry.npmjs.org/ws/-/ws-8.14.2.tgz",
@@ -1386,12 +2312,63 @@
         }
       }
     },
+    "node_modules/y18n": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/yallist": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
       "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
       "dev": true
     },
+    "node_modules/yargs": {
+      "version": "16.2.0",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-16.2.0.tgz",
+      "integrity": "sha512-D1mvvtDG0L5ft/jGWkLpG1+m0eQxOfaBvTNELraWj22wSVUMWxZUvYgJYcKh6jGGIkJFhH4IZPQhR4TKpc8mBw==",
+      "dev": true,
+      "dependencies": {
+        "cliui": "^7.0.2",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.0",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^20.2.2"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/yargs-parser": {
+      "version": "20.2.4",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-20.2.4.tgz",
+      "integrity": "sha512-WOkpgNhPTlE73h4VFAFsOnomJVaovO8VqLDzy5saChRBFQFBoMYirowyW+Q9HB4HFF4Z7VZTiG3iSzJJA29yRA==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "dev": true,
+      "dependencies": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/yn": {
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/yn/-/yn-3.1.1.tgz",
@@ -1401,6 +2378,18 @@
         "node": ">=6"
       }
     },
+    "node_modules/yocto-queue": {
+      "version": "0.1.0",
+      "resolved": "https://registry.npmjs.org/yocto-queue/-/yocto-queue-0.1.0.tgz",
+      "integrity": "sha512-rVksvsnNCdJ/ohGc6xgPwyN8eheCxsiLM8mxuE/t/mOVqJewPuO1miLpTHQiRgTKCLexL4MeAFVagts7HmNZ2Q==",
+      "dev": true,
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
     "node_modules/zod": {
       "version": "3.22.4",
       "resolved": "https://registry.npmjs.org/zod/-/zod-3.22.4.tgz",

server/package.json

@@ -4,7 +4,7 @@
   "description": "",
   "main": "build/index.js",
   "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
+    "test": "mocha -r ts-node/register 'test/**/*.spec.ts'",
     "build": "tsc",
     "start": "node .",
     "dev": "nodemon src/index.ts"
@@ -13,8 +13,12 @@
   "author": "",
   "license": "ISC",
   "devDependencies": {
+    "@types/chai": "^4.3.10",
     "@types/express": "^4.17.21",
+    "@types/mocha": "^10.0.4",
     "@types/node": "^20.9.1",
+    "chai": "^4.3.10",
+    "mocha": "^10.2.0",
     "nodemon": "^3.0.1",
     "prettier": "^3.1.0",
     "ts-node": "^10.9.1",
@@ -23,6 +27,7 @@
   "dependencies": {
     "@types/ws": "^8.5.9",
     "express": "^4.18.2",
+    "pino": "^8.16.2",
     "ws": "^8.14.2",
     "zod": "^3.22.4"
   }

server/src/helpers.ts

@@ -1,6 +1,7 @@
 import * as crypto from "crypto";
 
 export function generateSessionToken(length: number): string {
+    if (length < 1) throw new Error("invalid length. length must be greater than 0")
     return crypto.randomBytes(length).toString("hex");
 }
 

server/src/index.ts

@@ -3,44 +3,70 @@ import * as http from "http";
 import * as WebSocket from "ws";
 import { HapticLinkServer } from "./socket/hapticLinkServer";
 import { registerRoutes } from "./socket/routes";
+import WebSocketWrapper from "./socket/WebSocketAdapter";
+import pino from "pino";
 
-const port: number = parseInt(process.env.PORT as string, 10) || 3000;
+(() => {
+  const args = process.argv;
+  if (args.includes("--silent")) {
+    return main(false);
+  }
 
-const app: Application = express();
-const server = http.createServer(app);
-const wss = new WebSocket.Server({ server });
+  return main(true);
+})();
 
-app.get("/", (_req: Request, res: Response) => {
+function main(logging: boolean = true) {
+  const port: number = parseInt(process.env.PORT as string, 10) || 3000;
+  const logger = pino({
+    level: logging ? "info" : "silent",
+    formatters: {
+      bindings(bindings) {
+        return {
+          level: bindings.level,
+          time: bindings.time,
+          msg: bindings.msg,
+        };
+      },
+    },
+  });
+
+  const app: Application = express();
+  const server = http.createServer(app);
+  const wss = new WebSocket.Server({ server });
+
+  app.get("/", (_req: Request, res: Response) => {
     res.send("Bonjour");
-});
+  });
 
-// Routes are in socket/routes/*.ts
-// registerRoutes imports and adds them all to router
-const hapticLink = new HapticLinkServer();
-registerRoutes(hapticLink);
+  // Routes are in socket/routes/*.ts
+  // registerRoutes imports and adds them all to router
+  const hapticLink = new HapticLinkServer();
+  registerRoutes(hapticLink);
 
-// When a user sends a message, the router checks if that route is available
-// and then calls the handler. It also generates a User object for them to store
-// data for later requests such as an ID
-wss.on("connection", (ws: WebSocket) => {
-    console.log("Client Connected");
+  // When a user sends a message, the router checks if that route is available
+  // and then calls the handler. It also generates a User object for them to store
+  // data for later requests such as an ID
+  wss.on("connection", (ws: WebSocket) => {
+    logger.info("Client Connected");
+    const wsw = new WebSocketWrapper(ws);
 
     ws.on("message", (message: string) => {
-        console.log(`Received Message: ${message}`);
-        hapticLink.handleRoute(ws, message);
+      logger.info(`Received Message: ${message}`);
+      hapticLink.handleRoute(wsw, message);
     });
 
     // When a user disconnects, their account is removed, and they are removed from all groups
     ws.on("close", () => {
-        hapticLink.removeUser(ws);
-    })
+      hapticLink.removeUser(wsw);
+    });
     ws.on("error", () => {
-        hapticLink.removeUser(ws);
-    })
+      hapticLink.removeUser(wsw);
+    });
 
     ws.send("Welcome");
-});
+  });
 
-server.listen(port, () => {
-    console.log(`Server is running on port ${port}`);
-});
+  server.listen(port, () => {
+    logger.info(`Server is running on port ${port}`);
+  });
+}

server/src/socket/WebSocketAdapter.ts

@@ -0,0 +1,22 @@
+import { WebSocket } from "ws";
+
+export interface WebSocketInterface {
+    send: (data: string | Buffer) => void;
+    readyState: () => 0 | 1 | 2 | 3;
+}
+
+export default class WebSocketWrapper implements WebSocketInterface {
+    ws: WebSocket
+
+    constructor(ws: WebSocket) {
+        this.ws = ws;
+    }
+
+    send(data: string | Buffer) {
+        this.ws.send(data);
+    }
+
+    readyState() {
+        return this.ws.readyState
+    }
+}

server/src/socket/hapticLinkServer.ts

@@ -1,39 +1,39 @@
-import * as WebSocket from "ws";
 import { ZodSchema } from "zod";
 import { generateSessionToken } from "../helpers";
 import { Room } from "./room";
+import { WebSocketInterface } from "./WebSocketAdapter";
 
 type RouteHandler<T> = (context: Context<T>) => void;
 
 export interface Route<T> {
     name: string;
-    schema: ZodSchema<T>
+    schema: ZodSchema<T>;
     handler: RouteHandler<T>;
 }
 
 export class User {
     id: string;
     username?: string;
-    socket: WebSocket;
+    socket: WebSocketInterface;
     currentRoom?: Room;
 
-    constructor(socket: WebSocket) {
+    constructor(socket: WebSocketInterface) {
         this.id = generateSessionToken(16);
         this.socket = socket;
     }
 }
 
 export interface Context<T> {
-    ws: WebSocket;
+    ws: WebSocketInterface;
     user: User;
     payload: T;
     server: HapticLinkServer;
 }
 
 export class HapticLinkServer {
-    routes: { [key: string]: Route<any> }
-    rooms: { [key: string]: Room }
-    users: Map<WebSocket, User>;
+    routes: { [key: string]: Route<any> };
+    rooms: { [key: string]: Room };
+    users: Map<WebSocketInterface, User>;
 
     constructor() {
         this.routes = {};
@@ -41,7 +41,7 @@ export class HapticLinkServer {
         this.rooms = {};
     }
 
-    removeUser(ws: WebSocket): boolean {
+    removeUser(ws: WebSocketInterface): boolean {
         const user = this.users.get(ws);
         if (!user) return false;
         if (user.currentRoom) {
@@ -50,26 +50,39 @@ export class HapticLinkServer {
         return true;
     }
 
-    addRoute(route: Route<any>): boolean {
-        if (route.name in this.routes) {
-            return false
+    addRoute<T>(
+        name: string,
+        schema: ZodSchema<T>,
+        handler: RouteHandler<T>
+    ): boolean {
+        if (name in this.routes) {
+            return false;
         }
 
-        this.routes[route.name] = route;
+        this.routes[name] = {
+            name,
+            schema,
+            handler,
+        };
 
         return true;
     }
 
-    handleRoute(ws: WebSocket, message: string) {
+    handleRoute(ws: WebSocketInterface, message: string) {
         // Parse JSON
         let payload: any;
         try {
             payload = JSON.parse(message);
         } catch (e) {
-            return ws.send(JSON.stringify({ error: "message not in JSON format" }));
+            return ws.send(
+                JSON.stringify({ error: "message not in JSON format" })
+            );
         }
 
-        if (typeof payload != "object" || !Object.keys(payload).includes("route")) {
+        if (
+            typeof payload != "object" ||
+            !Object.keys(payload).includes("route")
+        ) {
             return ws.send(JSON.stringify({ error: "missing route" }));
         }
 
@@ -77,7 +90,6 @@ export class HapticLinkServer {
             return ws.send(JSON.stringify({ error: "route not found" }));
         }
 
-
         const route = this.routes[payload.route];
         delete payload.route;
 
@@ -95,10 +107,14 @@ export class HapticLinkServer {
             ws,
             payload,
             server: this,
-            user
+            user,
+        };
+
+        if (!route) {
+            return ws.send(JSON.stringify({ error: "invalid route" }));
         }
 
-        if (route && route.schema.safeParse(payload).success) {
+        if (route.schema.safeParse(payload).success) {
             route.handler(context);
         } else {
             return ws.send(JSON.stringify({ error: "invalid payload format" }));

server/src/socket/room.ts

@@ -1,7 +1,7 @@
 import { generateSessionToken } from "../helpers";
 import { User } from "./hapticLinkServer";
 
-interface UserData {
+export interface UserData {
     username: string;
     id: string;
     online: boolean;
@@ -18,6 +18,7 @@ export class Room {
 
     addUser(user: User) {
         // Generate random roomId if one wasn't created.
+        if (this.users.includes(user)) return;
         this.users.push(user);
         this.updateRoom();
     }

server/src/socket/routes.ts

@@ -1,14 +1,14 @@
 import { HapticLinkServer } from "./hapticLinkServer";
-import JoinRoomRoute from "./routes/join_room";
-import LeaveRoomRoute from "./routes/leave_room";
-import SendVibrationRoute from "./routes/send_vibration";
-import SetUsernameRoute from "./routes/set_username";
-import TestConnectionRoute from "./routes/test_connection";
+import { JoinRoomHandler, JoinRoomSchema } from "./routes/join_room";
+import { LeaveRoomHandler, LeaveRoomSchema } from "./routes/leave_room";
+import { SendVibrationHandler, SendVibrationSchema } from "./routes/send_vibration";
+import { SetUsernameHandler, SetUsernameSchema } from "./routes/set_username";
+import { TestConnnectionSchema, TestConnectionHandler } from "./routes/test_connection";
 
 export function registerRoutes(router: HapticLinkServer) {
-    router.addRoute(TestConnectionRoute);
-    router.addRoute(JoinRoomRoute);
-    router.addRoute(LeaveRoomRoute);
-    router.addRoute(SendVibrationRoute);
-    router.addRoute(SetUsernameRoute);
+    router.addRoute("test_connection", TestConnnectionSchema, TestConnectionHandler);
+    router.addRoute("join_room", JoinRoomSchema, JoinRoomHandler);
+    router.addRoute("leave_room", LeaveRoomSchema, LeaveRoomHandler);
+    router.addRoute("send_touch", SendVibrationSchema, SendVibrationHandler);
+    router.addRoute("set_username", SetUsernameSchema, SetUsernameHandler);
 }

server/src/socket/routes/join_room.ts

@@ -3,42 +3,47 @@ import { Context, Route } from "../hapticLinkServer";
 import { generateSessionToken } from "../../helpers";
 import { Room } from "../room";
 
-interface JoinRoomPayload {
+export interface JoinRoomPayload {
     roomId?: string;
     username?: string;
 }
-const JoinRoomSchema = z.object({
+export const JoinRoomSchema = z.object({
     roomId: z.string().optional(),
     username: z.string().optional(),
 })
 
-const JoinRoomRoute: Route<JoinRoomPayload> = {
-    name: "join_room",
-    handler: function(ctx: Context<JoinRoomPayload>) {
-        // Set username if payload has it
-        if (ctx.payload.username) {
-            ctx.user.username = ctx.payload.username;
-        }
+export function JoinRoomHandler(ctx: Context<JoinRoomPayload>) {
+    // Set username if payload has it
+    if (ctx.payload.username) {
+        ctx.user.username = ctx.payload.username;
+    }
+
+    let room: Room;
+
+    if (ctx.payload.roomId && !ctx.server.rooms[ctx.payload.roomId]) {
+        // User sent roomId, but room doesn't exist
+        room = new Room(ctx.payload.roomId);
+        ctx.server.rooms[room.id] = room;
 
-        let room: Room;
-
-        if (ctx.payload.roomId && !ctx.server.rooms[ctx.payload.roomId]) {
-            room = new Room(ctx.payload.roomId);
-            ctx.server.rooms[room.id] = room;
-        } else if (!ctx.payload.roomId) {
-            ctx.payload.roomId = generateSessionToken(12);
-            room = new Room(ctx.payload.roomId);
-            ctx.server.rooms[room.id] = room;
-        } else {
-            room = ctx.server.rooms[ctx.payload.roomId]
+    } else if (!ctx.payload.roomId) {
+        // Didn't include RoomID, creating new one
+        ctx.payload.roomId = generateSessionToken(12);
+        room = new Room(ctx.payload.roomId);
+        ctx.server.rooms[room.id] = room;
+
+    } else {
+        // RoomId included and room exists, joining...
+        room = ctx.server.rooms[ctx.payload.roomId]
+        if (room.hasUser(ctx.user.id)) {
+            return ctx.ws.send(JSON.stringify({
+                "message": "join_room_response",
+                "status": "failed, you are already part of this room",
+            }))
         }
+    }
 
-        ctx.user.currentRoom = room;
+    ctx.user.currentRoom = room;
 
-        // Broadcasts message to room
-        room.addUser(ctx.user);
-    },
-    schema: JoinRoomSchema,
+    // Broadcasts message to room
+    room.addUser(ctx.user);
 }
-
-export default JoinRoomRoute;

server/src/socket/routes/leave_room.ts

@@ -1,33 +1,27 @@
-
 import { z } from "zod";
 import { Context, Route } from "../hapticLinkServer";
 
-interface LeaveRoomPayload {
+export interface LeaveRoomPayload {
     roomId: string;
 }
-const LeaveRoomSchema = z.object({
+
+export const LeaveRoomSchema = z.object({
     roomId: z.string(),
 })
 
-const LeaveRoomRoute: Route<LeaveRoomPayload> = {
-    name: "leave_room",
-    handler: function(ctx: Context<LeaveRoomPayload>) {
-        const room = ctx.user.currentRoom;
+export function LeaveRoomHandler(ctx: Context<LeaveRoomPayload>) {
+    const room = ctx.user.currentRoom;
 
-        if (!room) {
-            return ctx.ws.send(JSON.stringify({
-                message: "leave_room_response",
-                status: "you are not part of that room"
-            }))
-        } else {
-            room.removeUserById(ctx.user.id);
-            return ctx.ws.send(JSON.stringify({
-                message: "leave_room_response",
-                status: "room left"
-            }))
-        }
-    },
-    schema: LeaveRoomSchema,
+    if (!room) {
+        return ctx.ws.send(JSON.stringify({
+            message: "leave_room_response",
+            status: "you are not part of that room"
+        }))
+    } else {
+        room.removeUserById(ctx.user.id);
+        return ctx.ws.send(JSON.stringify({
+            message: "leave_room_response",
+            status: "room left"
+        }))
+    }
 }
-
-export default LeaveRoomRoute;

server/src/socket/routes/send_vibration.ts

@@ -1,7 +1,7 @@
 import { z } from "zod";
 import { Context, Route } from "../hapticLinkServer";
 
-interface SendVibrationPayload {
+export interface SendVibrationPayload {
     id: number;
     type: "enabled" | "disabled";
     position: {
@@ -12,7 +12,7 @@ interface SendVibrationPayload {
     intensity?: number;
 }
 
-const SendVibrationSchema = z.object({
+export const SendVibrationSchema = z.object({
     id: z.number(),
     type: z.union([z.literal("enabled"), z.literal("disabled")]),
     position: z.object({
@@ -23,31 +23,29 @@ const SendVibrationSchema = z.object({
     intensity: z.number().optional(),
 });
 
-const SendVibrationRoute: Route<SendVibrationPayload> = {
-    name: "send_touch",
-    handler: function(ctx: Context<SendVibrationPayload>) {
-        if (!ctx.user.currentRoom) {
-            return ctx.ws.send(JSON.stringify({
-                "message": "send_vibration_response",
-                "status": "not part of a room",
-            }))
-        }
+export function SendVibrationHandler(ctx: Context<SendVibrationPayload>) {
+    if (!ctx.user.currentRoom) {
+        return ctx.ws.send(JSON.stringify({
+            "message": "send_vibration_response",
+            "status": "not part of a room",
+        }))
+    }
 
-        const p = ctx.payload;
+    const p = ctx.payload;
 
-        ctx.user.currentRoom.broadcast(JSON.stringify({
-            message: "receieve_touch",
-            id: ctx.user.id + "_" + p.id,
-            type: p.type,
-            user: {
-                username: ctx.user.username,
-                id: ctx.user.id,
-            },
-            color: p.color || "#FF0000",
-            intensity: p.intensity ?? 1,
-        }))
-    },
-    schema: SendVibrationSchema,
+    ctx.user.currentRoom.broadcast(JSON.stringify({
+        message: "receive_touch",
+        id: ctx.user.id + "_" + p.id,
+        type: p.type,
+        user: {
+            username: ctx.user.username,
+            id: ctx.user.id,
+        },
+        position: {
+            x: p.position.x,
+            y: p.position.y
+        },
+        color: p.color || "#FF0000",
+        intensity: p.intensity ?? 1,
+    }))
 }
-
-export default SendVibrationRoute;

server/src/socket/routes/set_username.ts

@@ -1,25 +1,19 @@
 import { z } from "zod";
 import { Context, Route } from "../hapticLinkServer";
 
-interface SetUsernamePayload {
+export interface SetUsernamePayload {
     username: string;
 }
-const SetUsernameSchema = z.object({
+export const SetUsernameSchema = z.object({
     username: z.string(),
 })
 
-const SetUsernameRoute: Route<SetUsernamePayload> = {
-    name: "set_username",
-    handler: function(ctx: Context<SetUsernamePayload>) {
+export function SetUsernameHandler(ctx: Context<SetUsernamePayload>) {
+    ctx.user.username = ctx.payload.username;
 
-        ctx.user.username = ctx.payload.username;
-
-        return ctx.ws.send(JSON.stringify({
-            "message": "set_username_response",
-            "status": "success"
-        }))
-    },
-    schema: SetUsernameSchema,
+    return ctx.ws.send(JSON.stringify({
+        "message": "set_username_response",
+        "status": "success"
+    }))
 }
 
-export default SetUsernameRoute;

server/src/socket/routes/test_connection.ts

@@ -1,25 +1,20 @@
 import { z } from "zod";
 import { Context, Route } from "../hapticLinkServer";
 
-interface TestConnectionPayload { }
-const TestConnnectionSchema = z.object({})
+export interface TestConnectionPayload { }
+export const TestConnnectionSchema = z.object({})
 
-const TestConnectionRoute: Route<TestConnectionPayload> = {
-    name: "test_connection",
-    handler: function (ctx: Context<TestConnectionPayload>) {
-        if (ctx.user) {
-            return ctx.ws.send(JSON.stringify({
-                "message": "test_connection_response",
-                "authenticated": true,
-                "username": ctx.user.username
-            }))
-        }
+export function TestConnectionHandler(ctx: Context<TestConnectionPayload>) {
+    if (ctx.user) {
         return ctx.ws.send(JSON.stringify({
             "message": "test_connection_response",
-            "authenticated": false,
+            "authenticated": true,
+            "username": ctx.user.username
         }))
-    },
-    schema: TestConnnectionSchema,
+    }
+    return ctx.ws.send(JSON.stringify({
+        "message": "test_connection_response",
+        "authenticated": false,
+    }))
 }
 
-export default TestConnectionRoute;

server/test/helpers.spec.ts

@@ -0,0 +1,32 @@
+import { expect } from 'chai';
+import { generateSessionToken } from '../src/helpers';
+
+describe('generateSessionToken', () => {
+  it('should generate a token of a correct length', () => {
+    const length = 16; // Specify the length of the token to generate
+    const token = generateSessionToken(length);
+
+    // Since the token is hexadecimal, its string length should be twice the byte length
+    expect(token).to.be.a('string');
+    expect(token.length).to.equal(length * 2);
+  });
+
+  it('should generate a unique token each time', () => {
+    const tokens = new Set<string>();
+    const tokenCount = 100; // Generate a number of tokens to test uniqueness
+    const length = 16;
+
+    for (let i = 0; i < tokenCount; i++) {
+      const token = generateSessionToken(length);
+      tokens.add(token);
+    }
+
+    // If all tokens are unique, the set's size should match the number of generated tokens
+    expect(tokens.size).to.equal(tokenCount);
+  });
+
+  it('should throw an exception if an invalid length is provided', () => {
+    const invalidLength = 0; // Zero or negative length or other invalid values could be tested
+    expect(() => generateSessionToken(invalidLength)).to.throw();
+  });
+});

server/test/index.spec.ts

@@ -0,0 +1,74 @@
+import { expect } from 'chai';
+import WebSocket from 'ws';
+import express, { Application, Request, Response } from "express";
+import * as http from "http";
+import { HapticLinkServer } from '../src/socket/hapticLinkServer';
+import { registerRoutes } from '../src/socket/routes';
+import WebSocketWrapper from '../src/socket/WebSocketAdapter';
+
+describe('WebSocket Server', function() {
+  const port: number = parseInt(process.env.PORT as string, 10) || 3000;
+  let wsClient: WebSocket;
+  let server: http.Server<typeof http.IncomingMessage, typeof http.ServerResponse>
+
+  before((done) => {
+    const app: Application = express();
+    server = http.createServer(app);
+    const wss = new WebSocket.Server({ server });
+
+    app.get("/", (_req: Request, res: Response) => {
+      res.send("Bonjour");
+    });
+
+    const hapticLink = new HapticLinkServer();
+    registerRoutes(hapticLink);
+
+    wss.on("connection", (ws: WebSocket) => {
+      const wsw = new WebSocketWrapper(ws);
+
+      ws.on("message", (message: string) => {
+        hapticLink.handleRoute(wsw, message);
+      });
+
+      ws.on("close", () => {
+        hapticLink.removeUser(wsw);
+      });
+      ws.on("error", () => {
+        hapticLink.removeUser(wsw);
+      });
+
+      ws.send("Welcome");
+    });
+
+    server.listen(port, () => {
+      wsClient = new WebSocket('ws://localhost:3000');
+      wsClient.on('open', done);
+    });
+
+    server.on("error", (err) => {
+      done(err);
+    })
+
+  });
+
+  after(() => {
+    // Close the WebSocket client
+    if (wsClient.readyState === WebSocket.OPEN) {
+      wsClient.close();
+    }
+
+    server.close();
+
+  });
+
+  it('server should start, listen, and respond to test_connection', (done) => {
+    // Listen for messages from the server
+    wsClient.on('message', (data: string) => {
+      expect(JSON.parse(data).message).to.equal("test_connection_response");
+      done();
+    });
+
+    // Send a ping message to the server
+    wsClient.send(JSON.stringify({ "route": "test_connection" }));
+  });
+});

server/test/socket/hapticLinkServer.spec.ts

@@ -0,0 +1,104 @@
+import { expect } from 'chai';
+import { HapticLinkServer, User, Context } from '../../src/socket/hapticLinkServer';
+import { WebSocketInterface } from '../../src/socket/WebSocketAdapter';
+import { z } from 'zod';
+
+export class WebSocketWrapper implements WebSocketInterface {
+  sendData: string | Buffer = ""
+  state: 0 | 1 | 2 | 3 = 1;
+
+  constructor() { }
+
+  send(data: string | Buffer) {
+    this.sendData = data
+  }
+
+  readyState() {
+    return this.state;
+  }
+
+}
+
+describe("Haptic Link Server", function() {
+  let server: HapticLinkServer = new HapticLinkServer();
+  const ws = new WebSocketWrapper();
+  const user: User = new User(ws);
+
+  before((done) => {
+    done();
+  })
+
+
+  after(() => {
+
+  })
+
+  it("hapticLinkServer should initialize", (done) => {
+    if (!server.users || server.users.size != 0) {
+      return done("users map not initialized correctly")
+    }
+
+    if (!server.routes) {
+      return done("routes map not initialized correctly")
+    }
+
+    if (!server.rooms) {
+      return done("rooms map not initialized correctly")
+    }
+
+    done();
+  })
+
+  it("should add user", (done) => {
+    server.users.set(ws, user);
+    server.users.set(ws, user);
+
+    expect(server.users.size).to.equal(1, "user not added");
+    done()
+  })
+
+  it("should remove user", (done) => {
+    let removed = server.users.delete(ws);
+
+    expect(server.users.size).to.equal(0, "user not removed");
+    expect(removed).to.equal(true, "user not removed");
+    done()
+  })
+
+  it("should add route", (done) => {
+
+    interface TestConnectionPayload { }
+    const TestConnnectionSchema = z.object({})
+
+    function TestConnectionHandler(_ctx: Context<TestConnectionPayload>) {
+      return;
+    }
+
+    server.addRoute("test_add_route", TestConnnectionSchema, TestConnectionHandler);
+
+    const r = server.routes["test_add_route"];
+    if (!r) {
+      done("failed to add route")
+    }
+
+    done()
+  })
+
+  it("should handle route", (done) => {
+    interface TestConnectionPayload { }
+    const TestConnnectionSchema = z.object({})
+
+    let executed = false;
+
+    function TestConnectionHandler(_ctx: Context<TestConnectionPayload>) {
+      executed = true;
+      return;
+    }
+
+    server.addRoute("test_route", TestConnnectionSchema, TestConnectionHandler);
+    server.handleRoute(ws, JSON.stringify({ route: "test_route" }))
+
+    expect(executed).to.equal(true, "route not handled");
+    done();
+  })
+})

server/test/socket/room.spec.ts

@@ -0,0 +1,61 @@
+import { expect } from "chai";
+import { HapticLinkServer, User } from "../../src/socket/hapticLinkServer";
+import { Room } from "../../src/socket/room";
+import {WebSocketWrapper} from "./hapticLinkServer.spec";
+
+describe("Rooms", function() {
+  let server: HapticLinkServer = new HapticLinkServer();
+  const ws1 = new WebSocketWrapper();
+  const ws2 = new WebSocketWrapper();
+  const user1: User = new User(ws1);
+  const user2: User = new User(ws2);
+  const room: Room = new Room()
+
+  before((done) => {
+    done();
+  })
+
+
+  after(() => {
+  })
+
+  it("should have a unique random ID", (done) => {
+    expect(room.id.length).to.gte(3, "ID not generated")
+    done();
+  })
+
+  it("should add/remove user", (done) => {
+    room.addUser(user1)
+    room.addUser(user1)
+    expect(room.users.length).to.equal(1, "user not added")
+    room.removeUserById(user1.id);
+    expect(room.users.length).to.equal(0, "user not removed")
+    done();
+  })
+
+  it("should check if user exists", (done) => {
+    room.addUser(user1)
+    expect(room.hasUser(user1.id)).to.equal(true, "room didn't find user")
+    done();
+  })
+
+  it("should broadcast to all users", (done) => {
+    room.addUser(user1)
+    room.addUser(user2)
+    room.broadcast("hello");
+    expect(ws1.sendData).to.equal("hello", "didn't broadcast")
+    expect(ws2.sendData).to.equal("hello", "didn't broadcast")
+    done();
+  })
+
+  it("should broadcast to all users, but filter a user", (done) => {
+    ws1.sendData = ""
+    ws2.sendData = ""
+    room.addUser(user1)
+    room.addUser(user2)
+    room.broadcast("hello", [user1.id]);
+    expect(ws1.sendData).to.equal("", "didn't filter")
+    expect(ws2.sendData).to.equal("hello", "didn't broadcast")
+    done();
+  })
+});

server/tsconfig.json

@@ -96,6 +96,9 @@
     // "allowUnreachableCode": true,                     /* Disable error reporting for unreachable code. */
     /* Completeness */
     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
-    "skipLibCheck": true /* Skip type checking all .d.ts files. */
-  }
+    "skipLibCheck": true, /* Skip type checking all .d.ts files. */
+  },
+  "exclude": [
+    "test/**/*"
+  ]
 }